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author | Vincent Sanders <vince@netsurf-browser.org> | 2010-12-05 17:22:06 +0000 |
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committer | Vincent Sanders <vince@netsurf-browser.org> | 2010-12-05 17:22:06 +0000 |
commit | 97449b2e23ef5252cb4f766d9215d14e763a0732 (patch) | |
tree | 8eca8edc44aa19f384ff6fc48b868c5a9a7a5f21 /src/select/properties/text_align.c | |
parent | 9ff129943ec479fa51b95e84b6e8c042a44363ae (diff) | |
download | libcss-97449b2e23ef5252cb4f766d9215d14e763a0732.tar.gz libcss-97449b2e23ef5252cb4f766d9215d14e763a0732.tar.bz2 |
Split up properties selectors
svn path=/trunk/libcss/; revision=11011
Diffstat (limited to 'src/select/properties/text_align.c')
-rw-r--r-- | src/select/properties/text_align.c | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/src/select/properties/text_align.c b/src/select/properties/text_align.c new file mode 100644 index 0000000..b108c7b --- /dev/null +++ b/src/select/properties/text_align.c @@ -0,0 +1,98 @@ +/* + * This file is part of LibCSS + * Licensed under the MIT License, + * http://www.opensource.org/licenses/mit-license.php + * Copyright 2009 John-Mark Bell <jmb@netsurf-browser.org> + */ + +#include "bytecode/bytecode.h" +#include "bytecode/opcodes.h" +#include "select/propset.h" +#include "select/propget.h" +#include "utils/utils.h" + +#include "select/properties/properties.h" +#include "select/properties/helpers.h" + +css_error cascade_text_align(uint32_t opv, css_style *style, + css_select_state *state) +{ + uint16_t value = CSS_TEXT_ALIGN_INHERIT; + + UNUSED(style); + + if (isInherit(opv) == false) { + switch (getValue(opv)) { + case TEXT_ALIGN_LEFT: + value = CSS_TEXT_ALIGN_LEFT; + break; + case TEXT_ALIGN_RIGHT: + value = CSS_TEXT_ALIGN_RIGHT; + break; + case TEXT_ALIGN_CENTER: + value = CSS_TEXT_ALIGN_CENTER; + break; + case TEXT_ALIGN_JUSTIFY: + value = CSS_TEXT_ALIGN_JUSTIFY; + break; + case TEXT_ALIGN_LIBCSS_LEFT: + value = CSS_TEXT_ALIGN_LIBCSS_LEFT; + break; + case TEXT_ALIGN_LIBCSS_CENTER: + value = CSS_TEXT_ALIGN_LIBCSS_CENTER; + break; + case TEXT_ALIGN_LIBCSS_RIGHT: + value = CSS_TEXT_ALIGN_LIBCSS_RIGHT; + break; + } + } + + if (outranks_existing(getOpcode(opv), isImportant(opv), state, + isInherit(opv))) { + return set_text_align(state->result, value); + } + + return CSS_OK; +} + +css_error set_text_align_from_hint(const css_hint *hint, + css_computed_style *style) +{ + return set_text_align(style, hint->status); +} + +css_error initial_text_align(css_select_state *state) +{ + return set_text_align(state->result, CSS_TEXT_ALIGN_DEFAULT); +} + +css_error compose_text_align(const css_computed_style *parent, + const css_computed_style *child, + css_computed_style *result) +{ + uint8_t type = get_text_align(child); + + if (type == CSS_TEXT_ALIGN_INHERIT) { + type = get_text_align(parent); + } else if (type == CSS_TEXT_ALIGN_INHERIT_IF_NON_MAGIC) { + /* This is purely for the benefit of HTML tables */ + type = get_text_align(parent); + + /* If the parent's text-align is a magical one, + * then reset to the default value. Otherwise, + * inherit as normal. */ + if (type == CSS_TEXT_ALIGN_LIBCSS_LEFT || + type == CSS_TEXT_ALIGN_LIBCSS_CENTER || + type == CSS_TEXT_ALIGN_LIBCSS_RIGHT) + type = CSS_TEXT_ALIGN_DEFAULT; + } + + return set_text_align(result, type); +} + +uint32_t destroy_text_align(void *bytecode) +{ + UNUSED(bytecode); + + return sizeof(uint32_t); +} |